Tu Van Khao Sat Hoang Tien LTD Address: My Hoa Hamlet, Hoa Thang Commune, Phu Hoa District, Phu Yen Province Enterprise code: 4400981731 Phone: 0914139482 Representative: Dinh Cong Hieu Adress: My Hoa Hamlet, Hoa Thang Commune, Phu Hoa District, Phu Yen Province Hoa Thang Commune, Phu Hoa District, Phu Yen ProvinceFounding date: 8 - 10 - 2013